4a-8=3a+12

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Solution for 4a-8=3a+12 equation:


Simplifying
4a + -8 = 3a + 12

Reorder the terms:
-8 + 4a = 3a + 12

Reorder the terms:
-8 + 4a = 12 + 3a

Solving
-8 + 4a = 12 + 3a

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-3a' to each side of the equation.
-8 + 4a + -3a = 12 + 3a + -3a

Combine like terms: 4a + -3a = 1a
-8 + 1a = 12 + 3a + -3a

Combine like terms: 3a + -3a = 0
-8 + 1a = 12 + 0
-8 + 1a = 12

Add '8' to each side of the equation.
-8 + 8 + 1a = 12 + 8

Combine like terms: -8 + 8 = 0
0 + 1a = 12 + 8
1a = 12 + 8

Combine like terms: 12 + 8 = 20
1a = 20

Divide each side by '1'.
a = 20

Simplifying
a = 20

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